'O God' in the Bible

Beware of men [whose nature is to act in opposition to God], for they will hand you over to the courts and flog you in their synagogues;

But He replied and said to them, “An evil and adulterous generation [that is morally unfaithful to God] craves and demands a [miraculous] sign; but no sign will be given to it except the sign of the prophet Jonah;

But you say, ‘If anyone says to his father or mother, “Whatever [money or resource that] I have that would help you is [already dedicated and] given to God,”

They said, “[The Emperor Tiberius] Caesar’s.” Then He said to them, “Then pay to Caesar the things that are Caesar’s; and to God the things that are God’s.”

Then He returned to the disciples and said to them, “Are you still sleeping and resting? Listen, the hour [of My sacrifice] is at hand and the Son of Man is being betrayed into the hands of sinners [whose way and nature is to oppose God].